Related Questions

  1. In a buffer solution containing equal concentration of B⁻ and HB,
  2. 100 cm of a given sample of H₂O₂ gives 1000 cm³ of O₂ at STP. The given sample is
  3. For which one of the following minerals, the composition given is incorrect
  4. The dark blue colour of the solution formed when excess of ammonia is added
  5. For an endothermic reaction the value of ΔS is positive.The reaction is